CN111960560A

CN111960560A - Water-jet loom wastewater treatment equipment and method

Info

Publication number: CN111960560A
Application number: CN202010832907.XA
Authority: CN
Inventors: 谢占领; 赵晓刚; 李双建; 王军颖; 姚明; 杨磊
Original assignee: Anhui Juren Environmental Technology Co ltd
Current assignee: Anhui Juren Environmental Technology Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2020-11-20

Abstract

The invention relates to the technical field of waste water treatment of water-jet looms, in particular to a waste water treatment device and a method for a water-jet loom, aiming at waste water generated in the working process of the water-jet loom, the device can improve the treatment effect and the treatment continuity; the method can improve the treatment effect aiming at the waste water generated in the working process of the water-jet loom; the equipment comprises an oil separation system, an equalization system, a coagulation air flotation system, a recovery system and a filter pressing system, wherein the output end of the oil separation system is communicated with the equalization system, the equalization system is communicated with the coagulation air flotation system, and the input ends of the recovery system and the filter pressing system are communicated with the coagulation air flotation system; the method comprises the following steps: s1, oil removal treatment; s2, homogenizing and processing; s3, coagulation treatment; s4, air floatation treatment; s5, recovering water; s6, collecting scum sludge; and S8, discharging the dewatered sludge after filter pressing is finished.

Description

Water-jet loom wastewater treatment equipment and method

Technical Field

The invention relates to the technical field of waste water treatment of water-jet looms, in particular to waste water treatment equipment and method for a water-jet loom.

Background

The water jet loom is a shuttleless loom which adopts a jet water column to pull weft yarns to pass through sheds, is a common textile device in the textile industry, but can generate a series of pollutants such as COD, BOD5, SS and the like in the use process of the water jet loom, and after the loss is calculated, the water jet loom normally works to generate the wastewater with the quantity of 420m per day³The conventional treatment equipment has large occupied area and poor pertinence, is inconvenient to carry out continuous treatment on the wastewater, has poor treatment effect easily, generates accumulated liquid or cannot be treated, and cannot fully treat the wastewater generated by the water jet loom in the working process, so that the practicability is poor.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a waste water treatment apparatus for a water jet loom, which can improve treatment effect and treatment continuity for waste water generated during the operation of the water jet loom, and improve practicability;

the invention also aims to provide a method for treating the waste water of the water-jet loom, which aims at the waste water generated in the working process of the water-jet loom and improves the treatment effect.

The invention discloses a waste water treatment device of a water-jet loom, which comprises an oil separation system, a neutralization system, a coagulation air floatation system, a recovery system and a filter pressing system, wherein the output end of the oil separation system is communicated with the neutralization system, the neutralization system is communicated with the coagulation air floatation system, and the input ends of the recovery system and the filter pressing system are communicated with the coagulation air floatation system.

Further, the oil removal system includes oil interceptor, three group baffles, feed liquor pipe and output tube, three group baffles are all vertically installed inside the oil interceptor, separate into four the same oil interceptor rooms with oil interceptor inside, be provided with the multiunit runner hole on three group baffles respectively, feed liquor pipe output and oil interceptor left side wall intercommunication, output tube input and the first regional intercommunication of oil interceptor right side wall still include transparent knockout drum, four group's liquid suction pipes and fluid-discharge tube, transparent knockout drum top is provided with the opening, four group's liquid suction pipe inputs are located four oil interceptor rooms respectively to four group's liquid suction pipe outputs all communicate with transparent knockout drum, be provided with four group's liquid suction pumps on four group's liquid suction pipes respectively, fluid-discharge tube and transparent knockout drum bottom intercommunication to be provided with the valve on the fluid-discharge tube.

Further, the mixing system comprises a collecting pool, a conveying pipe and a conveying pump, the output end of the output pipe is communicated with the left side wall of the collecting pool, the height of the output end of the output pipe is the same as the height of a page in the oil separation pool, the input end of the conveying pipe penetrates through the right side wall of the collecting pool and extends into the bottom of the collecting pool, and the conveying pump is installed on the conveying pipe.

Further, the coagulation air floatation system comprises a coagulation tank, a dosing hopper, a support frame, a communication pipe, a first motor, a first speed reducer, a rotating shaft, a plurality of groups of stirring blades, an air floatation tank, a second motor, a second speed reducer, a transmission shaft, a first bevel gear, a second bevel gear, a rotating pipe, an air blower, an air supply pipe, a plurality of groups of shunt pipes and a material containing hopper, wherein the feeding hopper is arranged in the upper area of the coagulation tank through the support frame, the bottom of the feeding hopper is provided with the feeding pipe in a communication manner, the feeding pipe is provided with a first control valve, two ends of the communication pipe are respectively communicated with the bottom of the coagulation tank and the right side wall of the air floatation tank, the communication pipe is provided with a first switch valve, the first motor is arranged at the input end of the first speed reducer, the first speed reducer is arranged on the right side wall of the coagulation tank, a first mechanical sealing element is arranged at the contact part of the rotating shaft and the coagulation tank, a plurality of groups of stirring blades are all arranged on the rotating shaft and are positioned in the coagulation tank, a plurality of groups of supporting legs are arranged at the bottom of the air flotation tank, the bottom end of the rotating pipe penetrates through the bottom of the air flotation tank, a second mechanical sealing element is arranged at the contact part of the rotating pipe and the bottom of the air flotation tank, a second motor is arranged at the input end of a second speed reducer, a second speed reducer is arranged at the bottom of the air flotation tank, two ends of a transmission shaft are respectively connected with the output end of the second speed reducer and a first bevel gear, the second bevel gear is sleeved and fixed on the outer wall of the rotating pipe, the first bevel gear is meshed with a second bevel gear, the air blower is arranged at the top of the rotating pipe, the air supply pipe is positioned in the, the multi-group shunt tubes penetrate through the rotary tube and are communicated with the lower half area of the air supply tube, the contact positions of the multi-group shunt tubes and the rotary tube are sealed, the multi-group shunt tubes are provided with a plurality of groups of air outlet holes respectively, the rotary tube is provided with a feed hole, and the material containing hopper is arranged at the feed hole.

Further, recovery system includes clean water basin, recovery tube and back flow, the recovery tube both ends respectively with air supporting pond left side wall bottom and clean water basin intercommunication to be provided with the second control valve on the recovery tube, the back flow input communicates with the clean water basin, and is provided with backwash pump and second ooff valve on the back flow.

Further, the filter pressing system comprises a scum collecting barrel, a lifting pipe, a filter pressing tank, an upper filter plate, a lower filter plate, an air cylinder, a telescopic rod, a limiting block, a positioning shaft and a receiving box, wherein the scum collecting barrel is positioned in the area below the rotating pipe, two ends of the lifting pipe are respectively communicated with the scum collecting barrel and the filter pressing tank, the lifting pump is arranged on the lifting pipe, openings are respectively arranged at the top end and the bottom end of the filter pressing tank, the air cylinder is positioned in the area above the filter pressing tank, two ends of the telescopic rod are respectively connected with the output end of the air cylinder and the upper filter plate, first filter cloth is arranged on the inner wall of the scum collecting barrel, two groups of second filter cloth are respectively arranged at the bottom of the upper filter plate and the top of the lower filter plate, a plurality of groups of liquid outlet holes are arranged on the side wall of the filter pressing tank, the receiving box is positioned in, the filter plate is located filter-pressing jar bottom down to be provided with two sets of fixed axles on the filter plate down, two sets of fixed axles insert respectively to two sets of constant head tanks in, filter plate edge region is provided with sealed the pad down to sealed pad and filter-pressing jar inner wall contact, the locating piece is installed at filter-pressing jar bottom right-hand member to the locating piece contacts with lower filter plate, filter-pressing jar bottom left end is provided with the fixed slot, the location axle is installed at the stopper top to the location axle is inserted to the fixed slot in, is provided with ball bearing between location axle and the fixed slot inner wall, stopper and lower filter plate contact.

The invention relates to a waste water treatment method for a water-jet loom, which comprises the following steps:

s1, oil separation treatment: leading the waste water to be treated into an oil separation tank through a liquid inlet pipe, enabling the waste water to slowly flow in the oil separation tank along the horizontal direction, floating oil products to the water surface in the flow to achieve the purpose of oil-water separation, discharging the water on the lower layer through an output pipe, electrifying and starting a plurality of groups of liquid pumps when the oil layer on the surface in the oil separation tank is thick, sucking the oil layer into a transparent separation tank through a liquid suction pipe under the action of the plurality of groups of liquid pumps, standing for continuous layering, periodically opening a valve, and discharging the water on the lower layer into the oil separation tank through a liquid discharge pipe for continuous oil separation treatment;

s2, and homogenizing: the water after oil separation treatment enters a collection pool for temporary storage, a transfer pump is started, and the water in the collection pool is guided into a coagulation pool through a transfer pipe under the action of the transfer pump;

s3, coagulation treatment: opening a first control valve, adding a coagulation reagent into a coagulation tank through a feeding pipe, electrifying a first motor and starting the first motor, driving a plurality of groups of stirring blades to rotate by a rotating shaft after the power output by the first motor is reduced by a first speed reducer, fully coagulating the water and the coagulant in the coagulation tank, and enabling particles which are difficult to precipitate in water to be mutually polymerized to form colloid and be combined with impurities in the water to form a flocculating constituent;

s4, air floatation treatment: opening a first switch valve, leading the wastewater after flocculation treatment into an air floatation tank through a communicating pipe, electrifying and starting an air blower and a second motor at the moment, leading air into a plurality of component flow pipes through an air supply pipe by the air blower, discharging the air through a plurality of groups of air outlet holes, and leading the air into the air floatation tank, reducing the speed of power output by the second motor through a second speed reducer, driving a first bevel gear to rotate and driving a second bevel gear and a rotating pipe to rotate, enabling bubbles overflowing through the plurality of groups of air outlet holes to continuously float in the air floatation tank, assisting most particles and flocculating constituents to float to the liquid surface, continuously collecting and flowing scum floating to the liquid surface along with the rotation of a material containing hopper, leading the scum to enter the rotating pipe, and finally discharging the scum through the rotating pipe;

s5, moisture recovery: opening a second control valve, guiding the water treated in the air floatation tank into a clean water tank through a recovery pipe, starting a reflux pump, opening a second switch valve, and returning the water in the clean water tank through a reflux pipe so as to recycle the water;

s6, collecting dross and sludge: scum discharged by the rotary pipe is received by the scum collecting barrel, when the scum collecting barrel is fully collected, the scum is guided into the filter-pressing tank by the lifting pump through the lifting pipe, and moisture in the scum is discharged through a plurality of groups of liquid outlet holes and enters the receiving box;

s7, performing scum sludge dehydration treatment, namely controlling a telescopic rod to drive an upper filter plate to press downwards through an air cylinder, dehydrating scum sludge between the upper filter plate and a lower filter plate under the combined action of the upper filter plate and the lower filter plate, feeding redundant moisture into a receiving box, and guiding and recovering the moisture in the receiving box into a collection pool through a pipeline;

s8, after the filter pressing is completed, the upper filter plate is reset, and finally the limiting block is rotated to rotate along the positioning shaft and separate from the lower filter plate, so that the lower filter plate can rotate along the two groups of fixed shafts, and the dewatered sludge is discharged.

Compared with the prior art, the invention has the beneficial effects that: oily wastewater generated in the operation process of a water-jet loom for weaving is firstly discharged into an oil separation tank for treatment, and is subjected to four-stage oil separation tank to remove some oil stains suspended on the surface of the wastewater, wherein the oil stains can be periodically pumped out; the water passing through the oil separation tank flows into a collection tank, is pumped into a coagulation tank and an air flotation tank by a conveying pump after being homogenized and equalized in the collection tank, further reduces the concentration of organic suspended matters and is divided into two parts of dosing reaction and air flotation, the dosing reaction leads colloidal suspended particles or milky pollutants which are difficult to precipitate in the water to lose stability by adding proper coagulant and flocculant, the colloidal suspended particles or the milky pollutants are aggregated or polymerized and lapped to form larger particles or floccules due to mutual collision, and then the larger particles or floccules are adhered with a large amount of dense fine bubbles after entering the air flotation tank to form floccules with the specific gravity smaller than that of the water and float to the water surface by virtue of buoyancy, so that solid-liquid separation is completed; the whole process flow of the coagulation air floatation is that the prepared coagulant is added into raw water in a certain sequence in a quantitative adding mode, the water and the medicament are quickly and uniformly mixed in a certain mode, and then the mixture enters an air floatation tank for solid-liquid separation; directly discharging the water subjected to air floatation treatment into a clean water tank, and pumping the water into a workshop by a reflux pump for recycling or directly discharging; the mud dross that produces in the air supporting pond is from flowing to dross collecting vessel temporary storage, has filled soon when the dross collecting vessel and has squeezed into mud filter-pressing jar through the elevator pump, starts the cylinder this moment, makes the filter plate progressively beat the press filtration water and go out mud, and dry mud cake bagging-off and outward transport are dealt with, and the drainage is collected and is finally returned in the collecting pit.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a partial enlarged view of portion B of FIG. 1;

FIG. 4 is an enlarged view of a portion C of FIG. 1;

in the drawings, the reference numbers: 1. an oil separation tank; 2. a partition plate; 3. a liquid inlet pipe; 4. an output pipe; 5. a transparent separation tank; 6. a liquid pumping pipe; 7. a liquid discharge pipe; 8. a liquid pump; 9. a valve; 10. a collection tank; 11. a transfer tube; 12. a transfer pump; 13. a coagulation tank; 14. a medicine feeding hopper; 15. a support frame; 16. a communicating pipe; 17. a first motor; 18. a first speed reducer; 19. a rotating shaft; 20. stirring blades; 21. an air floatation tank; 22. a second motor; 23. a second speed reducer; 24. a drive shaft; 25. a first bevel gear; 26. a second bevel gear; 27. rotating the tube; 28. a blower; 29. an air supply pipe; 30. a shunt tube; 31. a material containing hopper; 32. a feed tube; 33. a first control valve; 34. a first on-off valve; 35. a first mechanical seal; 36. a support leg; 37. a second mechanical seal; 38. a clean water tank; 39. a recovery pipe; 40. a return pipe; 41. a second control valve; 42. a reflux pump; 43. a second on-off valve; 44. a scum collecting barrel; 45. a riser tube; 46. a filter-pressing tank; 47. an upper filter plate; 48. a lower filter plate; 49. a cylinder; 50. a telescopic rod; 51. a limiting block; 52. positioning blocks; 53. positioning the shaft; 54. a receiving box; 55. a lift pump; 56. a first filter cloth; 57. a second filter cloth; 58. a fixed shaft; 59. a gasket; 60. ball bearings.

Detailed Description

The following examples are given to further illustrate the embodiments of the present invention. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the waste water treatment equipment for the water-jet loom comprises an oil separation system, a neutralization system, a coagulation air flotation system, a recovery system and a filter pressing system, wherein the output end of the oil separation system is communicated with the neutralization system, the neutralization system is communicated with the coagulation air flotation system, and the input ends of the recovery system and the filter pressing system are communicated with the coagulation air flotation system;

the oil separation system comprises an oil separation tank 1, three groups of partition plates 2, a liquid inlet pipe 3 and an output pipe 4, wherein the three groups of partition plates 2 are longitudinally arranged inside the oil separation tank 1 to divide the inside of the oil separation tank 1 into four same oil separation chambers, the three groups of partition plates 2 are respectively provided with a plurality of groups of circulation holes, the output end of the liquid inlet pipe 3 is communicated with the left side wall of the oil separation tank 1, the input end of the output pipe 4 is communicated with the upper half area of the right side wall of the oil separation tank 1, the oil separation system also comprises a transparent separation tank 5, four groups of liquid suction pipes 6 and a liquid discharge pipe 7, the top end of the transparent separation tank 5 is provided with an opening, the input ends of the four groups of liquid suction pipes 6 are respectively positioned in the four oil separation chambers, the output ends of the four groups of liquid suction pipes 6 are respectively communicated with the transparent separation tank 5, the four;

the uniform mixing system comprises a collecting pool 10, a conveying pipe 11 and a conveying pump 12, wherein the output end of an output pipe 4 is communicated with the left side wall of the collecting pool 10, the height of the output end of the output pipe 4 is the same as the height of a page in the oil separation pool 1, the input end of the conveying pipe 11 penetrates through the right side wall of the collecting pool 10 and extends into the bottom in the collecting pool 10, and the conveying pump 12 is installed on the conveying pipe 11;

the coagulation air floatation system comprises a coagulation tank 13, a medicine feeding hopper 14, a support frame 15, a communicating pipe 16, a first motor 17, a first speed reducer 18, a rotating shaft 19, a plurality of groups of stirring blades 20, an air floatation tank 21, a second motor 22, a second speed reducer 23, a transmission shaft 24, a first bevel gear 25, a second bevel gear 26, a rotating pipe 27, an air blower 28, an air supply pipe 29, a multi-component flow pipe 30 and a material containing hopper 31, wherein the material containing hopper is arranged in the upper area of the coagulation tank 13 through the support frame 15, a feeding pipe 32 is arranged at the bottom of the material containing hopper in a communicating manner, a first control valve 33 is arranged on the feeding pipe 32, two ends of the communicating pipe 16 are respectively communicated with the bottom of the coagulation tank 13 and the right side wall of the air floatation tank 21, a first switch valve 34 is arranged on the communicating pipe 16, the first motor 17 is arranged at the input end of the first speed reducer 18, the first speed reducer 18 is arranged on the right, a first mechanical sealing element 35 is arranged at the contact position of the rotating shaft 19 and the coagulation tank 13, a plurality of groups of stirring blades 20 are all arranged on the rotating shaft 19, the plurality of groups of stirring blades 20 are all positioned in the coagulation tank 13, a plurality of groups of supporting legs 36 are arranged at the bottom of the air flotation tank 21, the bottom end of the rotating pipe 27 penetrates through the bottom of the air flotation tank 21, a second mechanical sealing element 37 is arranged at the contact position of the rotating pipe 27 and the bottom of the air flotation tank 21, a second motor 22 is arranged at the input end of a second speed reducer 23, the second speed reducer 23 is arranged at the bottom of the air flotation tank 21, two ends of a transmission shaft 24 are respectively connected with the output end of the second speed reducer 23 and a first conical gear 25, a second conical gear 26 is sleeved and fixed on the outer wall of the rotating pipe 27, the first conical gear 25 is meshed with a second conical gear 26, an air blower, the bottom end of the blast pipe 29 is closed, a plurality of groups of shunt pipes 30 penetrate through the rotary pipe 27 and are communicated with the lower half area of the blast pipe 29, the contact positions of the multi-group flow pipes 30 and the rotary pipe 27 are sealed, a plurality of groups of air outlet holes are respectively arranged on the multi-group flow pipes 30, a feed hole is arranged on the rotary pipe 27, and a material containing hopper 31 is arranged at the feed hole;

the recovery system comprises a clean water tank 38, a recovery pipe 39 and a return pipe 40, wherein two ends of the recovery pipe 39 are respectively communicated with the bottom of the left side wall of the air floatation tank 21 and the clean water tank 38, the recovery pipe 39 is provided with a second control valve 41, the input end of the return pipe 40 is communicated with the clean water tank 38, and the return pipe 40 is provided with a return pump 42 and a second switch valve 43;

the filter pressing system comprises a scum collecting barrel 44, a lifting pipe 45, a filter pressing tank 46, an upper filter plate 47, a lower filter plate 48, an air cylinder 49, a telescopic rod 50, a limiting block 51, a positioning block 52, a positioning shaft 53 and a receiving box 54, wherein the scum collecting barrel 44 is positioned in the area below a rotary pipe 27, two ends of the lifting pipe 45 are respectively communicated with the scum collecting barrel 44 and the filter pressing tank 46, a lifting pump 55 is arranged on the lifting pipe 45, openings are respectively arranged at the top end and the bottom end of the filter pressing tank 46, the air cylinder 49 is positioned in the area above the filter pressing tank 46, two ends of the telescopic rod 50 are respectively connected with the output end of the air cylinder 49 and the upper filter plate 47, a first filter cloth 56 is arranged on the inner wall of the scum collecting barrel 44, two groups of second filter cloths 57 are respectively arranged at the bottom of the upper filter plate 47 and the top of the lower filter plate 48, a plurality of liquid outlet holes are arranged on, the bottom end of the inner wall of the pressure filtration tank 46 is provided with two groups of positioning grooves, the lower filter plate 48 is positioned at the bottom in the pressure filtration tank 46, the lower filter plate 48 is provided with two groups of fixing shafts 58, the two groups of fixing shafts 58 are respectively inserted into the two groups of positioning grooves, the edge area of the lower filter plate 48 is provided with a sealing gasket 59, the sealing gasket 59 is contacted with the inner wall of the pressure filtration tank 46, the positioning block 52 is arranged at the right end of the bottom of the pressure filtration tank 46, the positioning block 52 is contacted with the lower filter plate 48, the left end of the bottom of the pressure filtration tank 46 is provided with a fixing groove, the positioning shaft 53 is arranged at the top of the limiting block 51, the positioning shaft 53 is inserted;

s1, oil separation treatment: leading wastewater to be treated into an oil separation tank 1 through a liquid inlet pipe 3, enabling the wastewater to slowly flow in the oil separation tank 1 along the horizontal direction, floating oil products to the water surface in the flow to achieve the purpose of oil-water separation, discharging lower-layer water through an output pipe 4, powering on and starting a plurality of groups of liquid pumps 8 when an oil layer on the surface in the oil separation tank 1 is thick, sucking the oil layer into a transparent separation tank 5 through liquid suction pipes 6 under the action of the plurality of groups of liquid pumps 8, standing for continuous layering, periodically opening a valve 9, and discharging the lower-layer water into the oil separation tank 1 through a liquid discharge pipe 7 for continuous oil separation treatment;

s2, and homogenizing: the water after oil separation treatment enters the collection tank 10 for temporary storage, the transfer pump 12 is started, and the water in the collection tank 10 is guided into the coagulation tank 13 through the transfer pipe 11 under the action of the transfer pump 12, so that the influence of water quantity and water quality change on the wastewater treatment process is reduced, the water quality is balanced, and the water quality is balanced and the water quality is compensated, so that a subsequent treatment unit can obtain balanced water quantity and stable water quality during the operation period;

s3, coagulation treatment: opening a first control valve 33, adding a coagulation medicament into the coagulation tank 13 through a feeding pipe 32, electrifying and starting a first motor 17, driving a plurality of groups of stirring blades 20 to rotate by a rotating shaft 19 after the power output by the first motor 17 is reduced by a first speed reducer 18, fully coagulating the water and the coagulant in the coagulation tank 13, enabling particles which are difficult to precipitate in water to mutually polymerize to form colloid, combining the colloid with impurities in the water to form a flocculating constituent, and removing most solid particles;

s4, air floatation treatment: the first switch valve 34 is opened, the wastewater after the flocculation treatment is led into the air flotation tank 21 through the communicating pipe 16, at this time, the blower 28 and the second motor 22 are both powered on and started, the blower 28 introduces air into the multi-component flow pipe 30 through the blast pipe 29 and discharges the air through a plurality of sets of air outlet holes, and the air enters the air flotation tank 21, the power output by the second motor 22 is reduced by the second speed reducer 23, so that the transmission shaft 24 drives the first bevel gear 25 to rotate, and drives the second bevel gear 26 and the rotating pipe 27 to rotate, the bubbles overflowing through the plurality of groups of air outlet holes continuously float in the air floatation tank 21 and assist most of the particles and flocculating constituents to float to the liquid surface, and the floating slag floating up to the liquid level is continuously collected and flows into the rotary pipe 27 along with the rotation of the material containing hopper 31, finally, the sewage is discharged through a rotating pipe 27, and SS is further removed, so that a better sewage treatment effect is obtained;

s5, moisture recovery: opening a second control valve 41, introducing the water treated in the floatation tank 21 into the clean water tank 38 through a recovery pipe 39 for temporary storage, starting a reflux pump 42, opening a second switch valve 43, and returning the water in the clean water tank 38 through a reflux pipe 40 for recovery;

s6, collecting dross and sludge: the scum discharged from the rotary pipe 27 is received by the scum collecting bucket 44, and when the scum collecting bucket 44 is full, the scum is guided into the filter-press tank 46 by the lift pump 55 through the lift pipe 45, and the moisture in the scum is discharged through a plurality of groups of liquid outlet holes and enters the receiving box 54;

s7, performing scum sludge dehydration treatment, namely controlling the telescopic rod 50 to drive the upper filter plate 47 to press downwards through the air cylinder 49, dehydrating scum sludge between the upper filter plate 47 and the lower filter plate 48 under the combined action of the upper filter plate and the lower filter plate, and introducing redundant moisture into the receiving box 54 and guiding the moisture in the receiving box 54 into the recovery collecting tank 10 through a pipeline;

s8, after the filter pressing is finished, the upper filter plate 47 is reset, and finally the limiting block 51 is rotated, so that the limiting block 51 rotates along the positioning shaft 53 and is separated from the lower filter plate 48, the lower filter plate 48 can rotate along the two groups of fixed shafts 58, and the dewatered sludge is discharged.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a hydraulic loom waste water treatment equipment, its characterized in that, includes oil removal system, the system that all neutralizes, thoughtlessly congeals air supporting system, recovery system and filter-pressing system, oil removal system output with all neutralize the system intercommunication, the system that all neutralizes communicates with thoughtlessly congeals air supporting system, recovery system and filter-pressing system input all communicate with thoughtlessly congeals air supporting system.

2. The waste water treatment equipment of the water-jet loom as claimed in claim 1, wherein the oil separation system comprises an oil separation tank (1), three groups of partition plates (2), a liquid inlet pipe (3) and an output pipe (4), the three groups of partition plates (2) are longitudinally arranged inside the oil separation tank (1) to divide the inside of the oil separation tank (1) into four identical oil separation chambers, the three groups of partition plates (2) are respectively provided with a plurality of groups of circulation holes, the output end of the liquid inlet pipe (3) is communicated with the left side wall of the oil separation tank (1), the input end of the output pipe (4) is communicated with the upper half area of the right side wall of the oil separation tank (1), the waste water treatment equipment further comprises a transparent separation tank (5), four groups of liquid pumping pipes (6) and a liquid discharge pipe (7), the top end of the transparent separation tank (5) is provided with an opening, the input ends of the four groups of liquid pumping pipes (6) are respectively positioned in the four oil separation chambers, and the output ends of, four groups of liquid pumps (8) are respectively arranged on the four groups of liquid pumping pipes (6), the liquid discharge pipe (7) is communicated with the bottom end of the transparent separation tank (5), and a valve (9) is arranged on the liquid discharge pipe (7).

3. A water jet loom waste water treatment apparatus as claimed in claim 2, characterized in that said mixing system comprises a collection tank (10), a transfer pipe (11) and a transfer pump (12), the output end of said output pipe (4) is connected to the left side wall of said collection tank (10), and the height of the output end of said output pipe (4) is the same as the height of the page in said oil separation tank (1), the input end of said transfer pipe (11) passes through the right side wall of said collection tank (10) and extends into the bottom of said collection tank (10), said transfer pump (12) is mounted on said transfer pipe (11).

4. The waste water treatment equipment of the water-jet loom as claimed in claim 3, wherein the coagulation and air-floatation system comprises a coagulation tank (13), a medicine adding hopper (14), a support frame (15), a communicating pipe (16), a first motor (17), a first speed reducer (18), a rotating shaft (19), a plurality of groups of stirring blades (20), an air-floatation tank (21), a second motor (22), a second speed reducer (23), a transmission shaft (24), a first bevel gear (25), a second bevel gear (26), a rotating pipe (27), a blower (28), an air supply pipe (29), a plurality of groups of shunt pipes (30) and a material containing hopper (31), the material containing hopper is arranged in the upper area of the coagulation tank (13) through the support frame (15), a material supply pipe (32) is arranged at the bottom of the material supply hopper in a communicating mode, a first control valve (33) is arranged on the material supply pipe (32), and two ends of the communicating pipe (16) are respectively communicated with the bottom of the coagulation tank ( A first switch valve (34) is arranged on the communicating pipe (16), the first motor (17) is arranged at the input end of a first speed reducer (18), the first speed reducer (18) is arranged on the right side wall of the coagulation tank (13), the rotating shaft (19) penetrates through the coagulation tank (13) and is connected with the output end of the first speed reducer (18), a first mechanical sealing element (35) is arranged at the contact position of the rotating shaft (19) and the coagulation tank (13), the multiple groups of stirring blades (20) are all arranged on the rotating shaft (19), the multiple groups of stirring blades (20) are all positioned in the coagulation tank (13), the bottom of the air flotation tank (21) is provided with multiple groups of supporting legs (36), the bottom end of the rotating pipe (27) penetrates through the bottom of the air flotation tank (21), a second mechanical sealing element (37) is arranged at the contact position of the rotating pipe (27) and the bottom of the air flotation tank (21), and the second motor (22) is arranged at the input end of the second speed reducer, the second speed reducer (23) is arranged at the bottom of the air floatation tank (21), two ends of the transmission shaft (24) are respectively connected with the output end of the second speed reducer (23) and the first bevel gear (25), the second bevel gear (26) is sleeved and fixed on the outer wall of the rotary pipe (27), the first bevel gear (25) is meshed with the second bevel gear (26), the air blower (28) is arranged at the top of the rotary pipe (27), the air supply pipe (29) is positioned in the rotary pipe (27), the top end of the air supply pipe (29) is communicated with the air blower (28), the bottom end of the air supply pipe (29) is sealed, the multiple groups of shunt pipes (30) penetrate through the rotary pipe (27) and are communicated with the lower half area of the air supply pipe (29), the contact positions of the multiple groups of shunt pipes (30) and the rotary pipe (27) are sealed, and multiple groups of air outlet holes are respectively arranged on the multiple groups of, the rotary pipe (27) is provided with a feed hole, and the material containing hopper (31) is arranged at the feed hole.

5. The waste water treatment equipment of the water jet loom as claimed in claim 4, wherein the recovery system comprises a clean water tank (38), a recovery pipe (39) and a return pipe (40), both ends of the recovery pipe (39) are respectively communicated with the bottom of the left side wall of the air flotation tank (21) and the clean water tank (38), a second control valve (41) is arranged on the recovery pipe (39), the input end of the return pipe (40) is communicated with the clean water tank (38), and a return pump (42) and a second switch valve (43) are arranged on the return pipe (40).

6. The water jet loom wastewater treatment equipment according to claim 5, wherein the filter pressing system comprises a scum collecting barrel (44), a lifting pipe (45), a filter pressing tank (46), an upper filter plate (47), a lower filter plate (48), an air cylinder (49), an expansion link (50), a limiting block (51), a positioning block (52), a positioning shaft (53) and a receiving box (54), the scum collecting barrel (44) is positioned in the area below the rotating pipe (27), two ends of the lifting pipe (45) are respectively communicated with the scum collecting barrel (44) and the filter pressing tank (46), a lifting pump (55) is arranged on the lifting pipe (45), openings are respectively arranged at the top end and the bottom end of the filter pressing tank (46), the air cylinder (49) is positioned in the area above the filter pressing tank (46), two ends of the expansion link (50) are respectively connected with the output end of the air cylinder (49) and the upper filter plate (47), the scum collecting barrel is characterized in that first filter cloth (56) is arranged on the inner wall of the scum collecting barrel (44), two groups of second filter cloth (57) are respectively arranged at the bottom of the upper filter plate (47) and the top of the lower filter plate (48), a plurality of groups of liquid outlet holes are formed in the side wall of the filter-pressing tank (46), the receiving box (54) is positioned in the lower area of the filter-pressing tank (46), a receiving groove is formed in the top of the receiving box (54), two groups of positioning grooves are formed in the bottom end of the inner wall of the filter-pressing tank (46), the lower filter plate (48) is positioned at the inner bottom of the filter-pressing tank (46), two groups of fixing shafts (58) are arranged on the lower filter plate (48), the two groups of fixing shafts (58) are respectively inserted into the two groups of positioning grooves, a sealing gasket (59) is arranged in the edge area of the lower filter plate (48), the sealing gasket (59), and locating piece (52) and lower filter plate (48) contact, pressure filtration jar (46) bottom left end is provided with the fixed slot, location axle (53) are installed at stopper (51) top to location axle (53) insert to in the fixed slot, are provided with ball bearing (60) between location axle (53) and the fixed slot inner wall, stopper (51) and lower filter plate (48) contact.

7. The water jet loom wastewater treatment method as claimed in claims 1 to 6, characterized by comprising the steps of:

s1, oil separation treatment: the method comprises the following steps of (1) introducing wastewater to be treated into an oil separation tank (1) through a liquid inlet pipe (3), enabling the wastewater to slowly flow in the oil separation tank (1) along the horizontal direction, enabling an oil product to float to the water surface in the flow to achieve the purpose of oil-water separation, discharging lower-layer water through an output pipe (4), electrifying and starting a plurality of groups of liquid pumps (8) when an oil layer on the surface in the oil separation tank (1) is thick, sucking the oil layer into a transparent separation tank (5) through a liquid suction pipe (6) under the action of the groups of liquid pumps (8), standing for continuous layering, periodically opening a valve (9), and discharging the lower-layer water into the oil separation tank (1) through a liquid discharge pipe (7) for continuous oil-separation treatment;

s2, and homogenizing: the water after oil separation treatment enters a collection pool (10) for temporary storage, a transfer pump (12) is started, and the water in the collection pool (10) is guided into a coagulation pool (13) through a transfer pipe (11) under the action of the transfer pump (12);

s3, coagulation treatment: opening a first control valve (33), adding a coagulation medicament into a coagulation tank (13) through a feeding pipe (32), electrifying and starting a first motor (17), and driving a plurality of groups of stirring blades (20) to rotate by a rotating shaft (19) after the power output by the first motor (17) is reduced by a first speed reducer (18) so as to fully coagulate water and a coagulant in the coagulation tank (13) and enable particles which are difficult to precipitate in water to mutually polymerize to form colloid and combine with impurities in the water to form a flocculating constituent;

s4, air floatation treatment: opening a first switch valve (34), leading the wastewater after flocculation treatment into an air floatation tank (21) through a communicating pipe (16), electrifying and starting an air blower (28) and a second motor (22), leading air into a multi-component flow pipe (30) through an air supply pipe (29) by the air blower (28) and discharging the air through a plurality of groups of air outlet holes into the air floatation tank (21), reducing the speed of power output by the second motor (22) through a second speed reducer (23) to enable a transmission shaft (24) to drive a first bevel gear (25) to rotate and drive a second bevel gear (26) and a rotating pipe (27) to rotate, leading bubbles overflowing through a plurality of groups of air outlet holes to continuously float upwards in the air floatation tank (21) and cooperate with most of particles and flocculi to float upwards to the liquid surface, and continuously collecting and flowing scum floating upwards to the liquid surface along with the rotation of a material containing hopper (31) to flow into the rotating pipe (27), finally discharged through a rotary pipe (27);

s5, moisture recovery: opening a second control valve (41), introducing the water treated in the air floatation tank (21) into a clean water tank (38) through a recovery pipe (39), starting a reflux pump (42), opening a second switch valve (43), and returning the water in the clean water tank (38) through a reflux pipe (40) for recycling;

s6, collecting dross and sludge: scum discharged from the rotary pipe (27) is received by a scum collecting barrel (44), when the scum collecting barrel (44) is full, the scum is guided into a filter-pressing tank (46) by a lifting pump (55) through a lifting pipe (45), and moisture in the scum is discharged through a plurality of groups of liquid outlet holes and enters a receiving box (54);

s7, performing scum sludge dehydration treatment, namely controlling a telescopic rod (50) to drive an upper filter plate (47) to press downwards through an air cylinder (49), dehydrating scum sludge between the upper filter plate (47) and a lower filter plate (48) under the combined action of the upper filter plate and the lower filter plate, introducing redundant moisture into a receiving box (54), and guiding the moisture in the receiving box (54) into a recovery collecting tank (10) through a pipeline;

s8, after filter pressing is completed, the upper filter plate (47) is reset, and finally the limiting block (51) is rotated, so that the limiting block (51) rotates along the positioning shaft (53) and is separated from the lower filter plate (48), the lower filter plate (48) can rotate along the two groups of fixed shafts (58), and dewatered sludge is discharged.